1. Graduate Research Assistant, Center for Underground Infrastructure Research and Education (CUIRE), Dept. of Civil Engineering, Univ. of Texas at Arlington, Arlington, TX.
2. Professor and Director, Center for Underground Infrastructure Research and Education (CUIRE), Dept. of Civil Engineering, Univ. of Texas at Arlington, Arlington, TX.
3. Assistant Professor of Instruction and Researcher, Center for Underground Infrastructure Research and Education (CUIRE), Dept. of Civil Engineering, Univ. of Texas at Arlington, Arlington, TX.
4. Project Engineer at Stantec, Dallas, TX.